<template>
    <div class="sidebar">
        <el-menu
            class="sidebar-el-menu"
            :default-active="onRoutes"
            :collapse="collapse"
            background-color="#324157"
            text-color=black
            active-text-color="#20a0ff"
            unique-opened
            router
        >
            <template v-for="item in items">
                <template v-if="item.subs">
                    <el-submenu :index="item.index" :key="item.index">
                        <template slot="title">
                            <i :class="item.icon"></i>
                            <span slot="title">{{ item.title }}</span>
                        </template>
                        <template v-for="subItem in item.subs">
                            <el-submenu
                                v-if="subItem.subs"
                                :index="subItem.index"
                                :key="subItem.index"
                            >
                                <template slot="title">{{ subItem.title }}</template>
                                <el-menu-item
                                    v-for="(threeItem,i) in subItem.subs"
                                    :key="i"
                                    :index="threeItem.index"
                                >{{ threeItem.title }}</el-menu-item>
                            </el-submenu>
                            <el-menu-item
                                v-else
                                :index="subItem.index"
                                :key="subItem.index"
                            >{{ subItem.title }}</el-menu-item>
                        </template>
                    </el-submenu>
                </template>
                <template v-else>
                    <el-menu-item :index="item.index" :key="item.index">
                        <i :class="item.icon"></i>
                        <span slot="title">{{ item.title }}</span>
                    </el-menu-item>
                </template>
            </template>
        </el-menu>
    </div>
</template>

<script>
import bus from '../common/bus';
export default {
    data() {
        return {
            collapse: false,
            items: [
                {
                    icon: 'el-icon-lx-cascades',
                    index: 'dashboard',
                    title: '项目库'
                },
                {
                    icon: 'el-icon-ice-cream-round',
                    index: 'table',
                    title: '项目源'
                },
                {
                    icon: 'el-icon-cherry',
                    index: 'tabs',
                    title: '打卡管理'
                },
                {
                    icon: 'el-icon-video-camera',
                    index: 'icon1',
                    title: '实时监控'
                },
                {
                    icon: 'el-icon-s-claim',
                    index: '1',
                    title: '移动巡查'
                },
                // {
                //     icon: 'el-icon-s-tools',
                //     index: 'systemconfig',
                //     title: '系统设置'
                // }
                // {
                //     icon: 'el-icon-pie-chart',
                //     index: 'charts',
                //     title: 'schart图表'
                // },
                // {
                //     icon: 'el-icon-rank',
                //     index: '6',
                //     title: '拖拽组件',
                //     subs: [
                //         {
                //             index: 'drag',
                //             title: '拖拽列表'
                //         },
                //         {
                //             index: 'dialog',
                //             title: '拖拽弹框'
                //         }
                //     ]
                // },
                // {
                //     icon: 'el-icon-lx-global',
                //     index: 'i18n',
                //     title: '国际化功能'
                // },
                // {
                //     icon: 'el-icon-lx-warn',
                //     index: '7',
                //     title: '错误处理',
                //     subs: [
                //         {
                //             index: 'permission',
                //             title: '权限测试'
                //         },
                //         {
                //             index: '404',
                //             title: '404页面'
                //         }
                //     ]
                // },
                // {
                //     icon: 'el-icon-lx-redpacket_fill',
                //     index: '/donate',
                //     title: '支持作者'
                // }
            ]
        };
    },
    computed: {
        onRoutes() {
            return this.$route.path.replace('/', '');
        }
    },
    created() {
        setTimeout(function () { setSideStyle() }
        ,10)
        // 通过 Event Bus 进行组件间通信，来折叠侧边栏
        bus.$on('collapse', msg => {
            this.collapse = msg;
            bus.$emit('collapse-content', msg);
        });
    }
};
function setSideStyle(){
    var obj = $('.sidebar').children('ul').children('li');
    if(($(obj[0]).css('text-align')!='center')){
    for (var i = 0; i < obj.length; i++){
        $(obj[i]).css('padding','0 0');
        $(obj[i]).css('text-align','center');
        $(obj[i]).css('line-height','17px');
        $(obj[i]).css('padding-top','10px');
        $(obj.eq(i).children('i').css('margin-right','0'))
        $(obj.eq(i).children('i').css('font-size','25px'))
        var objSbu = obj.eq(i).children('span');
        $(objSbu).css('font-size','12px');
        objSbu.html(('<br>' + objSbu.html()));
        //console.log(objSbu.html());
    }
    }
    else{
        setTimeout(function () { setSideStyle() }
        ,10)
    }
}
</script>

<style >
.el-icon-ice-cream-square{
    background-image: url('../../assets/img/项目源.png') !important;
    background-size: 100% 100%;
}
.el-icon-ice-cream-square::before{
    visibility: hidden;
}
.el-icon-lollipop{
    background-image: url('../../assets/img/打卡监管.png') !important;
    background-size: 100% 100%;
}
.el-icon-lollipop::before{
    visibility: hidden;
}

.el-icon-s-claim{
    background-image: url('../../assets/img/移动巡查.png') !important;
    background-size: 100% 100%;
}
.el-icon-s-claim::before{
    visibility: hidden;
}





.el-icon-lx-cascades{
    background-image: url('../../assets/img/项目库.png') !important;
    background-size: 100% 100%;
}
.el-icon-lx-cascades::before{
    visibility: hidden;
}
.el-icon-ice-cream-round{
    background-image: url('../../assets/img/项目源.png') !important;
    background-size: 100% 100%;
}
.el-icon-ice-cream-round::before{
    visibility: hidden;
}
.el-icon-cherry{
    background-image: url('../../assets/img/打卡监管.png') !important;
    background-size: 100% 100%;
}
.el-icon-cherry::before{
    visibility: hidden;
}
.el-icon-video-camera{
    background-image: url('../../assets/img/实时监控.png') !important;
    background-size: 100% 100%;
}
.el-icon-video-camera::before{
    visibility: hidden;
}







.sidebar-el-menu{
    background-color: #e6e6ee !important
}
.el-menu-item{
    background-color: #e6e6ee !important;
    /* padding: 10px 26px; */
    /* padding-left: 0px !important; */
    /* text-align: center; */
    
}
.sidebar {
    width: 4%;
    z-index: 1;
    display: block;
    position: absolute;
    left: 0px;
    top: 70px;
    bottom: 0;
    
    overflow: hidden;
}
.sidebar::-webkit-scrollbar {
    width: 0;
}
.sidebar-el-menu:not(.el-menu--collapse) {
    width: 100%;
}
.sidebar > ul {
    height: 100%;
}
.el-menu-item.is-active{
    background-color: white !important;
}
</style>
